Three-Fifths Compromise
It was difficult to amend.
Most states granted voting rights to property owners.
The Cabinet position of Attorney General was established by an Act of Congress.
13 federal district courts, 3 circuit courts, and 1 supreme court
central government had the power to declare war and negotiate peace
The Federalists and democratic republicans
In 1784, the Spanish closed New Orleans to American goods coming down the Mississippi River. In 1795, the border was settled and the U.S. and Spain had a trade agreement. New Orleans was reopened and Americans could transfer goods without paying cargo fees (right of deposit) when transferring goods from one ship to another.
(Source is Wikipedia under Pinckney's Treaty)
Congress lacked the money it needed to pay off the government's war debt because of an unbalanced budget. Congress can continue to pay for or extend a war without actually having the money to directly fund it.